nevada, all the polls have the president lead bug it is close. same thing in wisconsin. president is ahead in all the polls except rasmussen, who has the race tied at 49. florida, all the policy out this week has obama leading romney, but very close. and in the commonwealth, up 5 points but cbs has the president up by two. north carolina, rasmussen has romney up by 6 and survey usa has the governor leading by 5. new hampshire, new england college has obama up by 6 over mitt romney. last week rasmussen had romney up by 2. and nbc has the president up by 6 points. got all that? joining us now from boston, david. he directs polling. >> he want to run it down from your point of view. you have canvassed the whole country, know what's going on. ohio, how do you see it? >> i see it really close. if you look at the last four polls, it's one point. 1 through 8 the poll was average four to five points. what we look at is the head-to-head number. the last three consecutive polls, excluding the two you mentioned were at 48. that's a sign of vulnerability. obviously you have seven ca